Alternators The speed of a salient pole machine is nearly 3000 rpm 1500 rpm 500 rpm 1000 rpm 3000 rpm 1500 rpm 500 rpm 1000 rpm ANSWER DOWNLOAD EXAMIANS APP
Alternators For producing an emf of given frequency, an alternator will run at greatest speed for _____ poles. 8 12 4 2 8 12 4 2 ANSWER DOWNLOAD EXAMIANS APP
Alternators The ac armature winding of an alternator is _______ Star-delta connected None of the listed here Always star connected Generally delta connected Star-delta connected None of the listed here Always star connected Generally delta connected ANSWER DOWNLOAD EXAMIANS APP
Alternators Which harmonic will be totally eliminate in an alternator by using a fractional pitch of 4/5 ? Ninth Fifth Seventh Third Ninth Fifth Seventh Third ANSWER DOWNLOAD EXAMIANS APP
Alternators The frequency of emf generated in an 8-pole alternator running at 900 rpm is ______ 50 Hz 120 Hz 60 Hz None of the listed here 50 Hz 120 Hz 60 Hz None of the listed here ANSWER DOWNLOAD EXAMIANS APP
Alternators In an alternator, the stator frame serves To protect the whole machine To hold the armature stampings To verticate the armature As a return path for the flux To protect the whole machine To hold the armature stampings To verticate the armature As a return path for the flux ANSWER DOWNLOAD EXAMIANS APP
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